/**
 * Copyright (c) 2018, University Osnabrück
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the University Osnabrück nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL University Osnabrück BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/**
 * LVRVtkArrow.hpp
 *
 *  @date Feb 21, 2014
 *  @author Thomas Wiemann
 */
#ifndef LVRVTKARROW_HPP_
#define LVRVTKARROW_HPP_

#include <vtkSmartPointer.h>
#include <vtkActor.h>

#include "lvr2/geometry/BaseVector.hpp"

namespace lvr2
{

/**
 * @brief   A wrapper class to generate arrow actors for vtk based on
 *          VTK's oriented arrow example.
 */
class LVRVtkArrow
{
    using Vec = BaseVector<float>;

public:

    LVRVtkArrow(Vec start, Vec end);

    vtkSmartPointer<vtkActor>   getArrowActor();
    vtkSmartPointer<vtkActor>   getStartActor();
    vtkSmartPointer<vtkActor>   getEndActor();

    void restoreColor();
    void setTmpColor(double r, double g, double b);

    virtual ~LVRVtkArrow();

private:
    vtkSmartPointer<vtkActor>   m_arrowActor;
    vtkSmartPointer<vtkActor>   m_startActor;
    vtkSmartPointer<vtkActor>   m_endActor;
    Vec                 m_start;
    Vec                 m_end;
    double                      m_r;
    double                      m_g;
    double                      m_b;

};

} /* namespace lvr2 */

#endif /* LVRVTKARROW_HPP_ */
